IT1035147B - PROCEDURE FOR TANNING LEATHER WITH HYDROPHILIC OLIGOIURETHANS - Google Patents

PROCEDURE FOR TANNING LEATHER WITH HYDROPHILIC OLIGOIURETHANS

Info

Publication number
IT1035147B
IT1035147B IT4889175A IT4889175A IT1035147B IT 1035147 B IT1035147 B IT 1035147B IT 4889175 A IT4889175 A IT 4889175A IT 4889175 A IT4889175 A IT 4889175A IT 1035147 B IT1035147 B IT 1035147B
Authority
IT
Italy
Prior art keywords
oligoiurethans
hydrophilic
procedure
tanning leather
tanning
Prior art date
Application number
IT4889175A
Other languages
Italian (it)
Original Assignee
Bayer Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE2416485A external-priority patent/DE2416485A1/en
Priority claimed from DE19752504081 external-priority patent/DE2504081C3/en
Application filed by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1035147B publication Critical patent/IT1035147B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C14C3/08—Chemical tanning by organic agents
    • C14C3/18—Chemical tanning by organic agents using polycondensation products or precursors thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
IT4889175A 1974-04-04 1975-04-02 PROCEDURE FOR TANNING LEATHER WITH HYDROPHILIC OLIGOIURETHANS IT1035147B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2416485A DE2416485A1 (en) 1974-04-04 1974-04-04 (Methylolated)oligourethane soln. for tanning leather - gives soft, white, light fast product
DE19752504081 DE2504081C3 (en) 1975-01-31 1975-01-31 Process for tanning or retanning of pelts or leather with hydrophilic oligourethanes

Publications (1)

Publication Number Publication Date
IT1035147B true IT1035147B (en) 1979-10-20

Family

ID=25766931

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4889175A IT1035147B (en) 1974-04-04 1975-04-02 PROCEDURE FOR TANNING LEATHER WITH HYDROPHILIC OLIGOIURETHANS

Country Status (5)

Country Link
BR (1) BR7502008A (en)
DD (1) DD117477A5 (en)
FR (1) FR2266743B1 (en)
GB (1) GB1495598A (en)
IT (1) IT1035147B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2739378A1 (en) 1977-09-01 1979-03-15 Bayer Ag WATER-SOLUBLE CATIONIC OLIGOURETHANE RESINS AND THEIR USE FOR THE TREATMENT OF BARE OR LEATHER
DE4112327A1 (en) * 1991-04-16 1992-10-22 Bayer Ag AQUEOUS OLIGOURETHANE FORMATION FOR PIGMENTS
DE4334796A1 (en) * 1993-10-13 1995-04-20 Bayer Ag Softening and hydrophobic retanning agents

Also Published As

Publication number Publication date
GB1495598A (en) 1977-12-21
FR2266743A1 (en) 1975-10-31
FR2266743B1 (en) 1978-12-15
BR7502008A (en) 1976-12-21
DD117477A5 (en) 1976-01-12

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